...0.............I..V.-II..............II...V.-II...........II..-II.......I...-II
3Cu(s) + 8HNO3 ---> 3Cu(NO3)2 + 2NO + 4H2O
V.....................II
N + 3e -----> N >> reduction
HNO3 - oxidizing agent
..0...........II
Cu ----> Cu + 2e >> oxidation
Cu - reducing agent
When energy is converted from one form into another, heat is lost at every sept along the way.
a. heat.
Answer:
In this process The more dense gases are collected in a gas jar. Carbon dioxide, Nitrogen dioxide are collected by this way. Air is displaced upward thus, this process is known as upward delivery
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Atomic mass is protons and neutrons, because they both have a mass of 1 amu. Electrons have so little mass that they can be ignored. The answer is therefore B, protons plus neutrons
During all chemical reactions, the mass of the products is never equal to the mass of the reactants.
- FALSE
Mass is sometimes lost in chemical reactions.
- FALSE
The Law of Conservation of Mass states that mass is not conserved.
- FALSE
